Ask This Old House"Installing A Ceiling Fan/Installing A Water Softener"
Host Kevin O'Connor and electrician Scott Caron head to Denver to install a ceiling fan on a cathedral ceiling. Then, Kevin, along with general contractor Tom Silva, plumbing and heating expert Richard Trethewey and landscape contractor Roger Cook, asks, "What is it?" Afterward, Richard visits New Jersey to install a water softener. D

3:30 pm

Growing a Greener World"Independent Garden Centers - A Gardener's Best Resource (Atlanta, GA)"
For new and experienced gardeners alike, Independent Garden Centers (IGC's) offer a wealth of resources for education, real examples, and some of the most appropriate plants and ideas for a specific location or region. This episode explores many of the most popular and overlooked ways IGC's are a gardener's best resource for growing a greener world. D

4:00 pm

Moyers & Company"What We Can Learn from Lincoln"
One reason so many people are disillusioned by the state of things in America -- even more so after the terror in Newtown -- is that our political system hasn't produced consistently good results in a long time. We've forgotten that democracy is supposed to be about addressing our problems through a political system that encourages bargaining, compromise, and progress. Except for taking us to war, showering largesse on the privileged and powerful, and courting donors instead of representing voters, Washington politics promotes gridlock, paralysis, and stalemate. D

5:00 pm

William and Mary
It is Brendan's 18th birthday and the family prepares a house party to celebrate. William is keen to finally meet Kate's new boyfriend.G

6:00 pm

NOVA"Riddles of the Sphinx"
A team of archeologists, including the director of the Ancient Egypt Resource Associates, peel back 45 centuries of mysteries to reveal the techniques and labor invested in the giant sculpture. The team unearths new discoveries about the people who built this half-human, half-lion image that is nearly the length of a football field and as tall as the White House. And, why they created such a haunting and stupendous image.G

7:00 pm

Outdoor Idaho"Working for Wildlife"
Professionals and volunteers are in forests and fields - even cities - throughout Idaho working to increase knowledge about wildlife and its chances for survival. Cameras capture "deer tackling" in eastern Idaho; follow scientists and volunteers through deep snows to radio collar the seldom-seen elusive wolverine; and visit a woman raising orphan bears in her backyard in Garden City, adjacent to Boise.G

7:30 pm

Oregon Field Guide"Crossing The Urban-Rural Divide"
Follow a group of students from the city as they share in both the joy and misery that comes with farm life. Grant County ranchers began the Urban-Rural exchange in 2005.G

8:00 pm

Christmas at Luther: Tidings of Comfort and Joy
Holiday music, 500 choristers, a symphony orchestra, thousands in the audience and glowing candlelight capture the wonder and joy of the season at Luther College in Decorah, Iowa. The college's internationally-acclaimed musicians mark 32 years of sharing the seasonal gift of music in their annual Christmas concert.G

9:00 pm

Masterpiece Classic"Downton Abbey, Series II - Part Six"
The Spanish flu strikes Downton, disrupting one match, hastening another and transforming the fortunes of all. Mary, Sybil and Robert each confront a moment of truth. Anna and Bates know a moment of happiness. Part 6 of 7G

11:00 pm

New Tricks"Ducking & Diving"
A ransacked armored security van is found at the bottom of a lake. The van is linked to a man who disappeared 17 years ago, coinciding with the murder of Marie Sinclair. Chief suspect and former owner of the security firm, Marie's husband maintains his innocence. The team sets out to learn the truth.G